MLK-12161 tty: serial: imx: only enable RTSD interrupt for hw flow control
authorFugang Duan <b38611@freescale.com>
Fri, 8 Jan 2016 05:36:05 +0000 (13:36 +0800)
committerNitin Garg <nitin.garg@nxp.com>
Mon, 19 Mar 2018 19:49:41 +0000 (14:49 -0500)
commit42a699ebd86da1a2e31d5cd652ec367a343dd643
treebf36057c75512e3aa91983c6a2e339c423eef537
parenta5b476c8325f2ff7f9a2bb3acbdae600d0924e88
MLK-12161 tty: serial: imx: only enable RTSD interrupt for hw flow control

Only enable RTSD interrupt for hw flow control, otherwise RTS_B signal
has some external signal disturbance without config RTS_B select input.

Signed-off-by: Fugang Duan <B38611@freescale.com>
(cherry picked from commit: 471e8c43aca3)

Conflicts:
drivers/tty/serial/imx.c
drivers/tty/serial/imx.c